The ISM78G1D-L31 offers a RL78 CPU core is a 3-stage pipeline CISC architecture with an integrated BLE radio, on-board chip antenna, and 256KB ROM. The module provides a number of features and standard peripheral interfaces, enabling simple BLE connection for an embedded design. The low cost, small foot print, 11mmx13mm 31-Pin LGA package and ease of design-in make it ideal for a range of embedded applications.